40990808

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{301403}}^1$

素因数の和:301426

約数の個数: 16

約数和(自身を含む): 81379080

約数和(自身を除く): 40388272

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 301403, 602806, 1205612, 2411224, 5123851, 10247702, 20495404, 40990808]

約数ペア:

[(1, 40990808), (2, 20495404), (4, 10247702), (8, 5123851), (17, 2411224), (34, 1205612), (68, 602806), (136, 301403)]